Y=5x-9
-2x-3y=-7
Please show
work!

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Could someone with number 1 and 2